Pigment Red 255

颜料红255

Also known as: 3,6-Diphenyl-2,5-dihydropyrrolo[3,4-c]pyrrole-1,4-dione, DPP Coral Red, C.I. Pigment Red 255, Irgazin DPP Red 5G

Pigment Red 255 (CAS 120500-90-5) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C18H12N2O2 and a molecular weight of 288.30000 g/mol. It is also known as 3,6-Diphenyl-2,5-dihydropyrrolo[3,4-c]pyrrole-1,4-dione, DPP Coral Red and C.I. Pigment Red 255. Key properties include a boiling point of 643.1ºC at 760 mmHg, a density of 1.39g/cm3 and a flash point of 262.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
120500-90-5
Jingsj CID
J-1340940-1
Molecular Formula
C18H12N2O2
Chinese Name
颜料红255
Molecular Weight
288.30000 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point643.1ºC at 760 mmHg
Density1.39g/cm3
Flash Point262.7ºC

Frequently Asked Questions

What is the CAS number of Pigment Red 255?

The CAS number of Pigment Red 255 is 120500-90-5.

What are the molecular formula and molecular weight of Pigment Red 255?

Pigment Red 255 has molecular formula C18H12N2O2 and molecular weight 288.30000 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Pigment Red 255 (CAS 120500-90-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1340940-1 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.